<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>登录成功</title>
  <link rel="stylesheet" href="styles.css">
</head>
<style>
  body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f0f2f5;
    margin: 0;
  }

  .welcome-container {
    text-align: center;
    background-color: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    width: 300px;
  }

  .welcome-container h1 {
    color: #333;
    margin-bottom: 20px;
  }

  .welcome-container p {
    color: #666;
    margin-bottom: 20px;
  }

  .continue-btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-size: 16px;
    transition: background-color 0.3s;
  }

  .continue-btn:hover {
    background-color: #0056b3;
  }
</style>
<body>
<div class="welcome-container">
  <h1>欢迎回来!</h1>
  <p>您已成功登录。</p>
  <a href="#" class="continue-btn">继续访问</a>
</div>
</body>
</html>